Shurtape 200664 SF 685 ShurMASTIC Butyl Foil Tape, Silver, 2in x 100ft

INCLUDES: • (24) Rolls FEATURES: • Indoor/outdoor mastic foil tape • Linered • Stays supple and forms a permanent bond to substrate • Paintable with paint recommended for aluminum • Contains no asbestos, CFCs or PCBs • Waterproof backing • Non-flammable, butyl rubber adhesive • Green Point Contributor product • Tested in accordance with UL 723 SPECIFICATIONS: • Applicable Standards: FSI 20/SDI 40, Pressure Classes SMACNA 1/2, 1, 2, 3, 4 & 6, Seal Classes A, B, C, UL 723 • Color: SILVER PRINTED • Backing Material: Printed, 2 mil aluminum foil • Adhesive: Non-flammable, butyl rubber adhesive • Adhesion to Stainless Steel: 255 oz/in width • Elongation: 560% • Tensile (Breaking Strength): 25 lbs/in width • Thickness: 17.0 mils • Service Temperature Range: -20 F - 200 F • Core Size: 3.0" • Roll Diameter: 6.341IN • Roll Width: 2.0IN ShurMASTIC® butyl foil tape for indoor or outdoor use to seal Class 1 Flex Duct, sheet metal and duct wrap vapor barriers, and is also approved for subgrade application on PVC-coated duct. SF 685 is a linered, paintable foil mastic on a roll that's tested in accordance with UL 723 and delivers permanent, airtight and water-resistant seals in temperatures up to 200 F.